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Table 3 Characteristics of patients according to whether they received pre-hospital antibiotic treatment or not.

From: Pre-hospital antibiotic treatment and mortality caused by invasive meningococcal disease, adjusting for indication bias

Variable Pre-hospital antibiotic use No pre-hospital antibiotic use
Gender (% male) 50.4 53.8
Age, mean (years) 9.6 10.2
Fever 95.6 96.1
Nausea/Vomiting 82.3 74.1
Petechiae 46.5 52.6
Headache 45.6 37.8
Low level of consciousness 39.8 39.2
Cold-like symptoms 16.8 14.3
Pharyngoamygdalitis 30.5 8
Arthralgia 11.9 13.8
Neck stiffness 13.3 6.6
Irritability 3.1 6.9
Convulsions 3.5 4.7
Time first symptoms to in-hospital antibiotics, mean (hours) 38.5 26.6
Definite cases 77.9 89.1
  1. Categoric variables, such as symptoms, are given in percentages